public void Uint128LeftShiftLowOverflowTest2()
{
var n = new UInt128(0UL, 1UL);
var n2 = n.LeftShift(100);
var sb = UInt128.FromBigInteger(BigInteger.One << 100);
Assert.AreEqual(sb, n2);
}
public void UInt128ToBigDecimalAndBackTest()
{
var bignum = new UInt128(UInt64.MaxValue, UInt64.MaxValue);
var bignumbi = bignum.ToBigInteger;
var bignum2 = UInt128.FromBigInteger(bignumbi);
Assert.AreEqual(bignum, bignum2);
}
public void UInt128LeftShiftOverflowTest3()
{
var n = UInt128.FromBigInteger(BigInteger.Parse("18446744073709551616"));
var n2 = n.LeftShift(1);
var sb = UInt128.FromBigInteger(BigInteger.Parse("36893488147419103232"));
Assert.AreEqual(sb, n2);
}
public void BinaryStringToUInt128Test()
{
var s = "10101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010";
var sb = UInt128.FromBigInteger(BigInteger.Parse("226854911280625642308916404954512140970"));
var n = UInt128.FromBinaryString(s);
Assert.AreEqual(sb, n);
}
public void BigIntegerToUInt128AndBackTest()
{
var bignum = new BigInteger(UInt64.MaxValue * Convert.ToUInt64(20));
var bignum128 = UInt128.FromBigInteger(bignum);
var bignum2 = bignum128.ToBigInteger;
Assert.AreEqual(bignum, bignum2);
}
public void SimpleCountableHashTest()
{
var o = BigInteger.One;
var c = FeatureUtil.makeFullCVR(1, 1, 1, 1, 1, 1, 1);
var bvbi = o | (o << 1) | (o << 2) | (o << 3) | (o << 4) | (o << (20 * 5)) | (o << (20 * 5 + 1));
var bv = UInt128.FromBigInteger(bvbi);
var bv_is = LSHCalc.h7(c);
Assert.AreEqual(bv, bv_is);
}
public void UInt128ToBinaryStringAndBack()
{
var b1 = BigInteger.Parse("123456789123456789");
var n1 = UInt128.FromBigInteger(b1);
var s = n1.ToString();
var n2 = UInt128.FromBinaryString(s);
var b2 = n2.ToBigInteger;
Assert.AreEqual(b1, b2);
}
public void BinaryStringToUInt128Test2()
{
var a = UInt128.FromBinaryString("11110101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101");
var abi = a.ToBigInteger;
var bbi = BigInteger.Parse("326103934965899360819067332122111202645");
var b = UInt128.FromBigInteger(bbi);
Assert.IsTrue(UInt128.Equals(a, b));
Assert.AreEqual(bbi, abi);
}
public void UInt128LeftShiftTest()
{
for (int i = 0; i < 128; i++)
{
var n = UInt128.One.LeftShift(i);
var sb = UInt128.FromBigInteger(BigInteger.Pow(new BigInteger(2), i));
if (!sb.Equals(n))
{
Console.WriteLine("Whoa!");
}
Assert.AreEqual(sb, n);
}
}
